CN211338463U

CN211338463U - Block brake inner rotor tractor rotor

Info

Publication number: CN211338463U
Application number: CN201920911310.7U
Authority: CN
Inventors: 邓轶华; 杜秋
Original assignee: Winone Elevator Co Ltd
Current assignee: Winone Elevator Co Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-08-25
Anticipated expiration: 2029-06-17

Abstract

The utility model belongs to the technical field of the technique of hauler equipment unit spare and specifically relates to block type braking inner rotor hauler rotor, including rotor body, rotor body one side the terminal surface on be equipped with the brake disc, rotor body and brake disc formula shaping structure as an organic whole, the brake disc constitute with inside shaft connecting plate by outside ring plate, shaft connecting plate's axle center department be equipped with the shaft hole that is used for connecting the pivot, shaft connecting plate of brake disc on be equipped with a plurality of inner circle ventilation holes that use the shaft hole to set up as the axle center annular, shaft connecting plate on be equipped with a plurality of winding louvres that set up as the axle center annular in the inner circle ventilation hole, rotor body set up on the shaft connecting plate between inner circle ventilation hole and winding louvre. The utility model discloses can effectually prevent that the magnet steel from taking place the condition of demagnetization when block brake appears in the operation to promoted the life of rotor part, its simple structure, the durability is good, low in production cost helps promoting economic benefits.

Description

Block brake inner rotor tractor rotor

Technical Field

The utility model belongs to the technical field of the technique of hauler equipment subassembly and specifically relates to block type braking inner rotor hauler rotor.

Background

With the rapid development of economy and the continuous deepening of urbanization, the elevator industry in China is undergoing a high-speed development period, a large number of high-rise buildings are built, an elevator becomes a main transportation device for transporting passengers or goods up and down in the high-rise buildings, the demand of people for the elevator is continuously increased, the dependence is more and more strong, the comfort level is an important index of the performance of the elevator, the traction machine is used as a core component of the elevator, the running stability of the traction machine directly influences the comfort level of the elevator, and the structure of a brake disc and a rotor of the traction machine has great influence on the stability of the traction machine.

At present, the mode of braking to the hauler on the market mainly has two kinds of structures, one kind is that traction sheave and brake disc cast as an organic whole, install in the pivot, another kind is to pass through bolted connection with the brake disc and fix on traction sheave, traction sheave installs in the pivot, the brake disc of two kinds of above structures, no matter above either structure all there is the change traction sheave difficulty, at the hauler at the during operation, can cause the resistance impact of rotor when carrying out emergency braking to the brake disc through the stopper of installing on the hauler body, the problem of demagnetization can appear in the magnet steel on the rotor when long-time block type stopper moves with a brake, thereby influenced the normal use of hauler, there is the potential safety hazard, therefore it is necessary to improve the part structure on the hauler.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an one of the purpose lies in to prior art's defect and not enough, provides a simple structure, and the durability is good, low in production cost and can solve the block type braking inner rotor hauler rotor that produces magnet steel demagnetization problem when the hauler moves because of block type brake band brake.

The technical scheme of the utility model as follows:

this block type braking inner rotor hauler rotor, including rotor body, the terminal surface of rotor body one side on be equipped with the brake disc, rotor body and brake disc formula shaping structure as an organic whole, the brake disc constitute with inside shaft coupling board by outside ring plate, shaft coupling board's axle center department be equipped with the shaft hole that is used for connecting the pivot, the shaft coupling board of brake disc on be equipped with a plurality of inner circle ventilation holes that use the shaft hole to set up as the axle center annular, be equipped with a plurality of winding louvres that set up as the axle center annular in the inner circle ventilation hole on the shaft coupling board, rotor body set up on the shaft coupling board between inner circle ventilation hole and winding louvre.

Preferably, the inner ring vent holes on the connecting shaft plate penetrate through the connecting shaft plate in a ladder shape with a large area, and the material removed by the inner ring vent holes on the connecting shaft plate can reduce the weight of the whole brake disc by 5kg to 10 kg.

Preferably, the annular surface of the rotor body is provided with a plurality of groups of mounting holes for fixing the magnetic steel.

Preferably, the coupling plate is provided with a plurality of reinforcing ribs which are respectively connected with the rotor body and the shaft hole from front to back.

Preferably, the winding heat dissipation holes on the coupling plate are arranged between the inner side of the circular ring plate and the outer side of the rotor body to form a heat dissipation gap.

The utility model has the advantages that: the rotor of the block type braking inner rotor tractor is used for directly braking the brake disc on the rotor body with rotating force by the brake when the tractor operates, the torque force of a driving part and the braking force of the braking part can be effectively prevented from being collided, the deformation of the rotor caused by braking is small, the situation of demagnetization of magnetic steel when the block type brake operates with a brake is effectively prevented, the service life of the rotor part is prolonged, meanwhile, the brake disc and the integrated structure of the rotor body can reduce the use of a connecting piece, the reduction of the installation volume is simplified, the convenience of installing and maintaining the tractor is improved, the structure is simple, the durability is good, the production cost is low, and the economic benefit is promoted.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a partial cross-sectional view of an embodiment of the invention;

fig. 3 is a front elevational view of an embodiment of the present invention;

fig. 4 is a rear view of the back of an embodiment of the present invention.

Detailed Description

As shown in fig. 1-4, the embodiment of the utility model discloses a block type braking inner rotor hauler rotor, including rotor body 1, the terminal surface of rotor body 1 one side on be equipped with brake disc 2, rotor body 1 and brake disc 2 formula shaping structure as an organic whole, brake disc 2 constitute with inside shaft coupling board 4 by outside ring board 3, shaft coupling board 4 axle center department be equipped with the shaft hole 41 that is used for connecting the pivot, shaft coupling board 4 of brake disc 2 on be equipped with a plurality of inner circle ventilation holes 42 that use shaft hole 41 to set up as the axle center annular, be equipped with a plurality of winding louvres 43 that set up as the axle center annular in the inner circle ventilation hole 42 on shaft coupling board 4, rotor body 1 set up on shaft coupling board 4 between inner circle ventilation hole 42 and winding louvres 43.

In order to reduce the weight of the rotor and improve the heat dissipation efficiency of the rotor, in this embodiment, the inner ring ventilation holes 42 on the coupling plate 4 are penetrated through in a large-area trapezoidal shape, and the material removed by the inner ring ventilation holes 42 on the coupling plate 4 reduces the weight of the whole brake disc 2 from 5kg to 10kg, so that the rotor body 1 and the brake disc 2 reduce the material consumption while reducing the weight, and the material cost is saved.

Specifically, in this embodiment, the annular face of rotor body 1 on be equipped with the mounting hole 10 that the multiunit was used for installing the magnet steel, rotor body 1 is detachable construction with the magnet steel, makes things convenient for the maintenance personnel to the inspection of magnet steel and rotor body 1.

In order to improve the structural strength of the integral forming, a plurality of reinforcing ribs 44 which are respectively connected with the rotor body 1 and the shaft hole 41 from front to back are arranged on the connecting shaft plate 4, and the reinforcing ribs 44 are matched with the inner ring ventilation holes 42 and are arranged in a crossed manner, so that the stress and the heat dissipation are balanced.

In addition, winding louvre 43 on the link plate 4 arrange in and form the heat dissipation clearance between the inboard of ring plate 3 and the rotor body 1 outside, the heat dissipation clearance can provide the stator winding heat dissipation for the circulation of air between stator and rotor body 1 and the brake disc 2 realizes high-efficient ventilation cooling.

Through the technical scheme, the block type braking inner rotor tractor rotor can effectively avoid the brake force offset of the torque force of the driving part and the brake part of the rotor, so that the deformation of the rotor caused by braking is small, the condition of demagnetization when the magnetic steel is operated with a brake in a block type brake is effectively prevented, the service life of the rotor part is prolonged, meanwhile, the brake disc 2 and the rotor body 1 can reduce the use of a connecting piece in an integrated structure, the simplified installation volume is reduced, and the convenience of tractor installation and maintenance operation is improved.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. Block formula braking inner rotor hauler rotor, including rotor body, the terminal surface of rotor body one side on be equipped with brake disc, its characterized in that: rotor body and brake disc formula shaping structure as an organic whole, the brake disc constitute by outside ring plate and inside shaft coupling board, shaft coupling board's axle center department be equipped with the shaft hole that is used for connecting the pivot, the shaft coupling board of brake disc on be equipped with a plurality of inner circle ventilation holes that use the shaft hole to set up as the axle center annular, be equipped with a plurality of winding louvres that inner circle ventilation hole set up as the axle center annular on the shaft coupling board, rotor body set up on the shaft coupling board between inner circle ventilation hole and winding louvre.

2. The block brake inner rotor traction machine rotor of claim 1, wherein: the inner ring vent holes in the connecting shaft plate penetrate through the connecting shaft plate in a large-area trapezoidal shape, and the weight of the whole brake disc is reduced by 5kg to 10kg by the material removed by the inner ring vent holes in the connecting shaft plate.

3. The block brake inner rotor traction machine rotor of claim 2, wherein: the annular surface of the rotor body is provided with a plurality of groups of mounting holes for fixing the magnetic steel.

4. The block brake inner rotor traction machine rotor of claim 3, wherein: the shaft connecting plate is provided with a plurality of reinforcing ribs which are connected with the rotor body and the shaft hole respectively from front to back.

5. The block brake inner rotor traction machine rotor of claim 4, wherein: and winding heat dissipation holes in the connecting shaft plate are arranged between the inner side of the circular ring plate and the outer side of the rotor body to form heat dissipation gaps.